asyncrat | 49faef491cbfe43dd44266f822d744a9d5543fd01375c2b3d89fbe744ff7b400

General

Target

edada.exe
Size

47KB
MD5

f6093b7c45edb15a9d1bf77c5ea7fc6f
SHA1

eec1c1c523fe47fcba093c109c67320c38dc0db2
SHA256

49faef491cbfe43dd44266f822d744a9d5543fd01375c2b3d89fbe744ff7b400
SHA512

ba0a3f173c4e4927a581a2d2aa8a17340f0f0548c4311afe8d84183769978e81a3df1ce4525cd349455f7d6c197755871ddfa5eedd8111738e6dd76850608e73
SSDEEP

768:Nuu91TwQsOnFWUFN1/mo2qDaIvyP10ozjFz2PI87fl/nt0bCyJpBuaOk0KB07JDG:Nuu91TwSb231pZ/8LlCbCqcDgBYdQkdK

Score

10^/10

asyncrat default discovery rat

Malware Config

Extracted

Family

asyncrat

Version

0.5.8

Botnet

Default

C2

trip-thesaurus.gl.at.ply.gg:6606

trip-thesaurus.gl.at.ply.gg:8808

trip-thesaurus.gl.at.ply.gg:1337

Mutex

sk4bkiT4mXvt

Attributes

delay
3
install
true
install_file
edada.exe
install_folder
%AppData%

aes.plain

Signatures

AsyncRat
AsyncRAT is designed to remotely monitor and control other computers written in C#.
rat asyncrat
Asyncrat family
asyncrat

Async RAT payload 1 IoCs

rat

resource	yara_rule
behavioral4/files/0x001c00000002ab08-11.dat	family_asyncrat

Executes dropped EXE 1 IoCs

pid	Process
1260	edada.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	edada.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	edada.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
3172	timeout.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2468	schtasks.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe
1388	edada.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1388	edada.exe
Token: SeDebugPrivilege	1260	edada.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 4136	1388	edada.exe	77
PID 1388 wrote to memory of 4136	1388	edada.exe	77
PID 1388 wrote to memory of 4136	1388	edada.exe	77
PID 1388 wrote to memory of 688	1388	edada.exe	78
PID 1388 wrote to memory of 688	1388	edada.exe	78
PID 1388 wrote to memory of 688	1388	edada.exe	78
PID 4136 wrote to memory of 2468	4136	cmd.exe	81
PID 4136 wrote to memory of 2468	4136	cmd.exe	81
PID 4136 wrote to memory of 2468	4136	cmd.exe	81
PID 688 wrote to memory of 3172	688	cmd.exe	82
PID 688 wrote to memory of 3172	688	cmd.exe	82
PID 688 wrote to memory of 3172	688	cmd.exe	82
PID 688 wrote to memory of 1260	688	cmd.exe	83
PID 688 wrote to memory of 1260	688	cmd.exe	83
PID 688 wrote to memory of 1260	688	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\edada.exe
"C:\Users\Admin\AppData\Local\Temp\edada.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "edada" /tr '"C:\Users\Admin\AppData\Roaming\edada.exe"' & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4136
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /f /sc onlogon /rl highest /tn "edada" /tr '"C:\Users\Admin\AppData\Roaming\edada.exe"'
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2468
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpAE51.tmp.bat""
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:688
- - C:\Windows\SysWOW64\timeout.exe
    timeout 3
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:3172
- - C:\Users\Admin\AppData\Roaming\edada.exe
    "C:\Users\Admin\AppData\Roaming\edada.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:1260

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\edada.exe.log

Filesize
522B

MD5
db9f45365506c49961bfaf3be1475ad2

SHA1
6bd7222f7b7e3e9685207cb285091c92728168e4

SHA256
3a8c487575696f7ace931dc220c85a47d33e0ead96aa9e47c705fee5dfac667a

SHA512
807028e2aed5b25b2d19ec4f09867746456de4e506c90c73e6730b35303511349a79ca0b9290509664edc0433d47e3fc7f2661534293ebb82185b1494da86a41

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpAE51.tmp.bat

Filesize
149B

MD5
4ec6a7e9232267fdc1529f0464c21298

SHA1
0fb22eb7b406b3ec7d7bf919e0fcc456aa2a7dee

SHA256
48ae00661a8a261e5fe4a1ed108ebc1c9227c168a199924558fc5f3ebf170fb7

SHA512
fdc805556988a0c9beada66d628f52f9cc8d5a3187b75c0b1f60d09db8d3c115732b949d03d80e7c8c5d3e1bca28e84ae1e3756e189eb9267e7318371903effb

Download Submit
C:\Users\Admin\AppData\Roaming\edada.exe

Filesize
47KB

MD5
f6093b7c45edb15a9d1bf77c5ea7fc6f

SHA1
eec1c1c523fe47fcba093c109c67320c38dc0db2

SHA256
49faef491cbfe43dd44266f822d744a9d5543fd01375c2b3d89fbe744ff7b400

SHA512
ba0a3f173c4e4927a581a2d2aa8a17340f0f0548c4311afe8d84183769978e81a3df1ce4525cd349455f7d6c197755871ddfa5eedd8111738e6dd76850608e73

Download Submit
memory/1260-14-0x0000000074880000-0x0000000075031000-memory.dmp

Filesize
7.7MB

Download
memory/1260-15-0x0000000074880000-0x0000000075031000-memory.dmp

Filesize
7.7MB

Download
memory/1388-0-0x000000007488E000-0x000000007488F000-memory.dmp

Filesize
4KB

Download
memory/1388-1-0x00000000007D0000-0x00000000007E2000-memory.dmp

Filesize
72KB

Download
memory/1388-2-0x0000000074880000-0x0000000075031000-memory.dmp

Filesize
7.7MB

Download
memory/1388-3-0x0000000005250000-0x00000000052EC000-memory.dmp

Filesize
624KB

Download
memory/1388-8-0x0000000074880000-0x0000000075031000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads